CN109296694A - A kind of magnetic resistance piston - Google Patents
A kind of magnetic resistance piston Download PDFInfo
- Publication number
- CN109296694A CN109296694A CN201811422312.6A CN201811422312A CN109296694A CN 109296694 A CN109296694 A CN 109296694A CN 201811422312 A CN201811422312 A CN 201811422312A CN 109296694 A CN109296694 A CN 109296694A
- Authority
- CN
- China
- Prior art keywords
- rotor
- cap body
- main shaft
- lower cap
- silicon steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003921 oil Substances 0.000 claims abstract description 34
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 17
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 230000035807 sensation Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 239000006249 magnetic particle Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/19—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder and of single-tube type
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a kind of magnetic resistance pistons, including rotor fixing piece, rotor silicon steel sheet, piston rod, upper cap body, rotor, rotor frame, stator silicon steel sheet, coil windings, rotation main shaft, lower cap body, main oil-hole and oil return hole, piston rod top end installs lower cap body, installs rotor frame in lower cap body；Stator silicon steel sheet is installed between rotor frame inside lower cap body, wound around coil winding on stator silicon steel sheet, rotor frame inner rotation installation rotation main shaft, the mode that rotation main shaft top nut compresses install rotor fixing piece, install rotor silicon steel sheet inside rotor fixing piece；It rotates main shaft top and rotor is installed, upper cap body is installed on rotor, vertical main oil-hole and oil return hole are opened up inside lower cap body.The beneficial effects of the present invention are: the soft or hard degree of magnetic resistance piston damping effect can be adjusted according to the road conditions of vehicle, low energy consumption, it is at low cost, convenient for promoting, kinematic mount sense is strong.
Description
Technical field
The present invention relates to a kind of damping device, specifically a kind of magnetic resistance piston.
Background technique
Currently, the mainstream automatic damping system of vehicles is divided into three types in the market: the first is to utilize Hydraulic Double
Pipe design, solenoid valve control oil circuit on-off, to reach the soft or hard of control integral shock-absorbing, disadvantage is that adjustable range is small, oil volume
Exchange is slow, and integral shock-absorbing effect is partially hard.Second is the arrangement for utilizing electrodes to change carrying magnetic particle in liquid in damper cylinder
Shape, reaches control magnetic particle by aperture, to reach the soft or hard of control integral shock-absorbing, disadvantage be magnetic particle shape,
Size and motion state are more difficult to control, energy consumption is high, at high cost, height velocity modulation section when, road feel is unintelligible (should high speed be hard, low speed
It is soft).The third is to make air bag using rubber, adjusts the height of vehicle body, to reach control integral shock-absorbing, disadvantage be volume it is big,
Center of gravity, which reduces, influences passability, and kinematic mount sense is not strong.Therefore it is necessary to design a shock-absorption device to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of magnetic resistance pistons, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of magnetic resistance piston, including wear-resistant pad, main shaft fixture nut, fixing bolt, rotor fixing piece, rotor silicon steel sheet,
Locating part, piston rod, upper cap body, rotor, rotor frame, stator silicon steel sheet, coil windings, rotation main shaft, lower cap body, master
Oilhole, oil return hole, adjusts oilhole, limiting slot, spacer pin and reinforcing rib, the side that the top of the piston rod passes through welding at steel ball
Formula is fixedly connected with the bottom surface of lower cap body, and the inside of lower cap body opens up vertical groove, and rotor frame is installed in groove, fixed
The top of subframe is fixedly installed with a circle boss, and boss rides over the top of lower cap body, and the boss at the top of rotor frame passes through
Fixing bolt is fixedly connected with lower cap body, and spring is inserted between fixing bolt and upper cap body and is total to there are four and is evenly distributed on
The edge of lower cap body；It is fixedly installed with stator silicon steel sheet between the inside of the lower cap body and the side wall of rotor frame,
The bottom end of stator silicon steel sheet is fixed by locating part and lower cap body, and uniform winding has six groups of coil windings on stator silicon steel sheet,
The inner vertical of rotor frame opens up groove, and the bottom of groove is rotatablely connected by the bottom end of bearing and rotation main shaft, rotation master
Be fixedly installed with cylindric rotor fixing piece on axis in such a way that nut compresses, inside rotor fixing piece with rotation main shaft it
Between be fixedly installed with rotor silicon steel sheet；Rotor is installed on the top of the rotation main shaft, and rotor passes through main shaft fixture nut and rotor
The mating reaction of fixing piece is fixedly connected with rotation main shaft, and the main shaft fixture nut is connect with rotation spindle thread, rotor
Upper cap body is installed in top, is mounted by means of screws with wear-resistant pad, upper cover master between upper cap body and the top for rotating main shaft
Several limiting slots are symmetrically offered on the inner ring of body, the position that the top of rotor corresponds to limiting slot is fixedly installed with spacer pin, turns
Several adjusting oilholes are opened up on son；Vertical main oil-hole, lower cover master are symmetrically opened up about rotation main shaft inside the upper cap body
Internal portion symmetrically opens up vertical oil return hole about main oil-hole and rotation main shaft.
As a further solution of the present invention: the fixing bolt is total to there are four and is evenly distributed on the edge of lower cap body
Place.
As a further solution of the present invention: the material of the rotor frame is the modified POM of aramid fiber, and rotor frame is outer
The vertical reinforcing rib of the six roots of sensation is uniformly equipped on column face.
As a further solution of the present invention: the locating part and lower cap body are integrally formed, spacer pin and rotor one
Molding.
As a further solution of the present invention: being connected between the coil windings by conducting wire and be electrically connected with external power supply
It connects.
As a further solution of the present invention: the upper cap body is fixedly connected by way of clamping with lower cap body.
As a further solution of the present invention: the main oil-hole runs through lower cap body.
As a further solution of the present invention: the horn-like of opening direction is set as in the middle part of the oil return hole.
Compared with prior art, the beneficial effects of the present invention are:
1, the section for adjusting oilhole in piston is made to change by controlling the corner of rotor, so that piston motion be made to damp
It changes, piston rod and external damping spring co-ordination integrally reach control piston vibrating frequency and vibration amplitude, adjust
Range is wide, and oil liquid exchange velocity can easily be accommodated, and can be carried out according to the road conditions of vehicle to the soft or hard degree of magnetic resistance piston damping effect
It adjusts；
2, only by external chip controls DC circuit adjusting rotor angular displacement, adjustment process energy loss is low, it is at low cost,
Convenient for promoting；
3, achieve the purpose that control integral shock-absorbing without adjusting the height of vehicle body, and small in size, kinematic mount sense is strong.
Detailed description of the invention
Fig. 1 is a kind of top view of magnetic resistance piston.
Fig. 2 is the cross-sectional view of A-A in magnetic resistance piston a kind of.
Fig. 3 is the cross-sectional view of B-B in magnetic resistance piston a kind of.
Fig. 4 is the cross-sectional view of C-C in magnetic resistance piston a kind of.
Fig. 5 is a kind of perspective view of magnetic resistance piston.
It is as shown in the figure: wear-resistant pad 1, main shaft fixture nut 2, fixing bolt 3, rotor fixing piece 4, rotor silicon steel sheet 5, limit
Part 6, piston rod 7, upper cap body 8, spring 9, rotor 10, rotor frame 11, stator silicon steel sheet 12, coil windings 13, rotation master
Axis 14, main oil-hole 16, oil return hole 17, adjusts oilhole 18, limiting slot 19, spacer pin 20, reinforcing rib 21 at lower cap body 15.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~4, in the embodiment of the present invention, a kind of magnetic resistance piston, including it is wear-resistant pad 1, main shaft fixture nut 2, solid
Determine bolt 3, rotor fixing piece 4, rotor silicon steel sheet 5, locating part 6, piston rod 7, upper cap body 8, spring 9, rotor 10, stator frame
Frame 11, coil windings 13, rotation main shaft 14, lower cap body 15, main oil-hole 16, oil return hole 17, adjusts oilhole at stator silicon steel sheet 12
18, limiting slot 19 and spacer pin 20, the top of the piston rod 7 is fixed with the bottom surface of lower cap body 15 by welding to be connected
It connects, the inside of lower cap body 15 opens up vertical groove, and rotor frame 11, the fixed peace in the top of rotor frame 11 are installed in groove
Equipped with a circle boss, boss rides over the top of lower cap body 15, and the boss at 10 top of rotor frame passes through fixing bolt 3 and lower cover
Main body 15 is fixedly connected, and spring 9 is inserted between fixing bolt 3 and upper cap body 8 and is total to there are four and is evenly distributed on lower cap body
15 edge, the material of the rotor frame 11 is the modified POM of aramid fiber, and is uniformly set on the outer column face of rotor frame 11
There is the reinforcing rib 21 that the six roots of sensation is vertical, increase the oil resistant pressure property of rotor frame 11 by reinforcing rib, POM material has saturating magnetic, intensity
High, the excellent mechanical property such as anti-attrition wearability is good；Using the modified a small amount of creep properties of POM of wear-resistant pad 1, rotor frame 11 and stator
Two ring teeth are opened up among 12 faying face of silicon steel sheet, make embedded design, before installation, make strong precompressed, inserting spring again when installation
9；Ensure precompressed duration, when four fixing bolts 3 install spring 9 additional, first unclamps 180 degree direction fixing bolt 3 and spring 9 is added, then
(strong precompressed must in place, to observe outer end face pressure to 0 cooperation for addition spring 9 after unclamping other 180 degree direction fixing bolt 3
Subject to), in use, spring 9 can keep elasticity, maintain the plastics service life, it is ensured that sealing.
Stator silicon steel sheet 12, stator are fixedly installed between the inside of the lower cap body 15 and the side wall of rotor frame 11
The bottom end of silicon steel sheet 12 is fixed by locating part 6 and lower cap body 15, and locating part 6 and lower cap body 15 are integrally formed, stator silicon
Uniform winding has six groups of coil windings 13 on steel disc 12, is connected between coil windings 13 by conducting wire and is electrically connected with external power supply
It connecing, the inner vertical of rotor frame 11 opens up groove, and the bottom of groove is rotatablely connected by the bottom end of bearing and rotation main shaft 14,
Be fixedly installed with cylindric rotor fixing piece 4 on rotation main shaft 14 in such a way that nut compresses, 4 inside of rotor fixing piece with
Rotor silicon steel sheet 5 is fixedly installed between rotation main shaft 14；
Rotor 10 is installed on the top of the rotation main shaft 14, and rotor 10 passes through main shaft fixture nut 2 and rotor fixing piece 4
Mating reaction is fixedly connected with rotation main shaft 14, and main shaft fixture nut 2 is threadedly coupled with rotation main shaft 14, the top peace of rotor 10
Upper cap body 8 is filled, upper cap body 8 is fixedly connected by way of clamping with lower cap body 15, upper cap body 8 and rotation main shaft 14
Top between be mounted by means of screws with wear-resistant pad 1, several limiting slots 19 are symmetrically offered on the inner ring of upper cap body 8,
The position that the top of rotor 10 corresponds to limiting slot 19 is fixedly installed with spacer pin 20, and spacer pin 20 and rotor 9 are integrally formed, rotor
Several adjusting oilholes 18 are opened up on 9；
Vertical main oil-hole 16 is symmetrically opened up about rotation main shaft 13 inside the upper cap body 8, under main oil-hole 16 runs through
Lid main body 15 symmetrically opens up vertical oil return hole 17, oil return hole about main oil-hole 16 and rotation main shaft 14 inside lower cap body 15
17 middle part is set as the horn-like of opening direction, and design in this way makes equipment improve the smooth of oil liquid circulation in pressure oil
Property, pressure oil resistance is reduced, and in oil return, oil liquid reflux slowly, to reduce automobile jump, increases in the traveling process of automobile
Smooth characteristic.
The working principle of the invention is: when using the present invention, user is according to particular condition in use in coil windings 13
It is passed through direct current, electric current makes stator silicon steel sheet 12 be alternately produced electromagnetic field by coil windings 13, and magnetic pole is divided into positive and negative anodes, when
When magnetic pole of the stator and close 10 magnetic pole of rotor, 10 magnetic pole of rotor is magnetized, and attracts each other, and forms magnetic resistance minimal path；According to phase
Curent change and operating time make the section hair that oilhole is adjusted in piston to determine that the corner of rotor 10, rotor 10 generate rotation
Changing, so that piston motion damping is made to change, piston rod 7 and external damping spring co-ordination, by changing oil circuit
Cross-sectional sizes are penetrated through, to realize the frequency and amplitude of piston motion, integrally reach control piston vibrating frequency and vibration amplitude；
When piston cylinder is when in a compressed state, notch of the oil liquid through rotor 10 in piston is another by the arrival piston of main oil-hole 16
On one side, meanwhile, oil inlet is reached at the top of piston cavity by adjusting oilhole 18 in main oil-hole 16, plays balance 10 upper and lower surface of rotor
Oil pressure；When adjusting 10 corner of rotor, it can play and adjust the logical oily section of oilhole 18；Meanwhile it being set by the middle part of oil return hole 17
For the horn-like of opening direction, design in this way makes equipment improve the smoothness of oil liquid circulation in pressure oil, reduces pressure oil
Resistance；
When piston cylinder is in reset state, oil liquid reaches piston another side through rotor notch by main oil-hole 16；Simultaneously
It is set as the horn-like of opening direction by the middle part of oil return hole 17, makes oil liquid during oil return, oil liquid back-flow velocity is slow, from
And automobile jump is reduced, increase smooth characteristic in the traveling process of automobile.
In the use of the present invention, can be applied to the electric power motor structure of the hydraulic environments such as immersible pump.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (8)
1. a kind of magnetic resistance piston, including wear-resistant pad (1), main shaft fixture nut (2), fixing bolt (3), rotor fixing piece (4), turn
Sub- silicon steel sheet (5), piston rod (7), upper cap body (8), spring (9), rotor (10), rotor frame (11), is determined locating part (6)
Sub- silicon steel sheet (12), rotation main shaft (14), lower cap body (15), main oil-hole (16), oil return hole (17), is adjusted coil windings (13)
Fuel-economizing hole (18), limiting slot (19), spacer pin (20) and reinforcing rib (21), which is characterized in that the top of the piston rod (7) is logical
The mode for crossing welding is fixedly connected with the bottom surface of lower cap body (15), and the inside of lower cap body (15) opens up vertical groove, recessed
Rotor frame (11) are installed in slot, the top of rotor frame (11) is fixedly installed with a circle boss, and boss rides over lower cap body
(15) top, the boss at the top of rotor frame (11) are fixedly connected by fixing bolt (3) with lower cap body (15), fixation spiral shell
The edge that spring (9) are total to there are four and are evenly distributed on lower cap body (15) is inserted between bolt (3) and upper cap body (8)；Institute
It states and is fixedly installed with stator silicon steel sheet (12), stator silicon steel between the inside of lower cap body (15) and the side wall of rotor frame (11)
The bottom end of piece (12) is fixed by locating part (6) and lower cap body (15), and uniform winding has six groups of lines on stator silicon steel sheet (12)
It encloses winding (13), the inner vertical of rotor frame (11) opens up groove, and the bottom of groove by bearing and rotates main shaft (14)
Bottom end rotation connection rotates and is fixedly installed with cylindric rotor fixing piece (4) in such a way that nut compresses on main shaft (14),
Rotor fixing piece (4) is internal to be fixedly installed with rotor silicon steel sheet (5) between rotation main shaft (14)；Rotation main shaft (14)
Rotor (10) are installed on top, and rotor (10) is led by the mating reaction and rotation of main shaft fixture nut (2) and rotor fixing piece (4)
Axis (14) is fixedly connected, and main shaft fixture nut (2) is threadedly coupled with rotation main shaft (14), and upper cover master is installed in the top of rotor (10)
Body (8) is mounted by means of screws with wear-resistant pad (1), upper cap body between upper cap body (8) and the top for rotating main shaft (14)
(8) it is symmetrically offered on inner ring several limiting slots (19), the top of rotor (10) corresponds to the fixed peace in position of limiting slot (19)
Equipped with spacer pin (20), several adjusting oilholes (18) are opened up on rotor (10)；The upper cap body (8) is internal about rotation main shaft
(14) it symmetrically opens up vertical main oil-hole (16), lower cap body (15) is internal symmetrical about main oil-hole (16) and rotation main shaft (14)
Open up vertical oil return hole (17).
2. a kind of magnetic resistance piston according to claim 1, which is characterized in that there are four the fixing bolt (3) is total and
The even edge for being distributed in lower cap body (15).
3. a kind of magnetic resistance piston according to claim 1, which is characterized in that the material of the rotor frame (11) is aramid fiber
The vertical reinforcing rib (21) of the six roots of sensation is uniformly equipped on modified POM and the outer column face of rotor frame (11).
4. a kind of magnetic resistance piston according to claim 1, which is characterized in that the locating part (6) and lower cap body (15)
It is integrally formed, spacer pin (20) and rotor (10) are integrally formed.
5. a kind of magnetic resistance piston according to claim 1, which is characterized in that pass through conducting wire between the coil windings (13)
It connects and is electrically connected with external power supply.
6. a kind of magnetic resistance piston according to claim 1, which is characterized in that the side that the upper cap body (8) passes through clamping
Formula is fixedly connected with lower cap body (15).
7. a kind of magnetic resistance piston according to claim 1, which is characterized in that the main oil-hole (16) runs through lower cap body
(15)。
8. a kind of magnetic resistance piston according to claim 1, which is characterized in that be set as being open in the middle part of the oil return hole (17)
Direction it is horn-like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422312.6A CN109296694B (en) | 2018-11-27 | 2018-11-27 | Reluctance piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422312.6A CN109296694B (en) | 2018-11-27 | 2018-11-27 | Reluctance piston |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109296694A true CN109296694A (en) | 2019-02-01 |
| CN109296694B CN109296694B (en) | 2024-03-29 |
Family
ID=65144820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811422312.6A Active CN109296694B (en) | 2018-11-27 | 2018-11-27 | Reluctance piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109296694B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219926A (en) * | 2019-07-05 | 2019-09-10 | 沈思成 | A kind of automatic vibration headstock gear and the bicycle front fork for being equipped with the automatic vibration headstock gear |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60157537A (en) * | 1983-09-24 | 1985-08-17 | ハンス・ビルシユタイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Adjustable damper |
| JP2001027274A (en) * | 1999-07-15 | 2001-01-30 | Toyota Motor Corp | Damping force varying device in shock absorber |
| EP1564434A1 (en) * | 2004-02-13 | 2005-08-17 | Brandt Industries SAS | Damping device for a washing machine |
| CN103423364A (en) * | 2013-08-12 | 2013-12-04 | 江苏大学 | Hydraulic damper with adjustable damping |
| CN103775548A (en) * | 2012-10-22 | 2014-05-07 | 尹永强 | Permanent magnet buffer |
| CN104675902A (en) * | 2015-02-05 | 2015-06-03 | 成都北方石油勘探开发技术有限公司 | Oil well drilling damping device |
| CN105782317A (en) * | 2015-01-13 | 2016-07-20 | 株式会社昭和 | Pressure Shock Absorber |
| CN106641062A (en) * | 2016-12-21 | 2017-05-10 | 上乘精密科技（苏州）有限公司 | Magnetoelectricity reaction type changeable damping shock absorber |
| CN107202089A (en) * | 2017-07-10 | 2017-09-26 | 江苏大学 | A kind of self-powered magneto-rheological vibration damper |
-
2018
- 2018-11-27 CN CN201811422312.6A patent/CN109296694B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60157537A (en) * | 1983-09-24 | 1985-08-17 | ハンス・ビルシユタイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Adjustable damper |
| JP2001027274A (en) * | 1999-07-15 | 2001-01-30 | Toyota Motor Corp | Damping force varying device in shock absorber |
| EP1564434A1 (en) * | 2004-02-13 | 2005-08-17 | Brandt Industries SAS | Damping device for a washing machine |
| CN103775548A (en) * | 2012-10-22 | 2014-05-07 | 尹永强 | Permanent magnet buffer |
| CN103423364A (en) * | 2013-08-12 | 2013-12-04 | 江苏大学 | Hydraulic damper with adjustable damping |
| CN105782317A (en) * | 2015-01-13 | 2016-07-20 | 株式会社昭和 | Pressure Shock Absorber |
| CN104675902A (en) * | 2015-02-05 | 2015-06-03 | 成都北方石油勘探开发技术有限公司 | Oil well drilling damping device |
| CN106641062A (en) * | 2016-12-21 | 2017-05-10 | 上乘精密科技（苏州）有限公司 | Magnetoelectricity reaction type changeable damping shock absorber |
| CN107202089A (en) * | 2017-07-10 | 2017-09-26 | 江苏大学 | A kind of self-powered magneto-rheological vibration damper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219926A (en) * | 2019-07-05 | 2019-09-10 | 沈思成 | A kind of automatic vibration headstock gear and the bicycle front fork for being equipped with the automatic vibration headstock gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109296694B (en) | 2024-03-29 |
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